I made this app to help you easily understand and find information about music theory. Use the included tools and exercises to improve your ear training, music theory skills and sight-reading. Please, contact me if you find any problems with the app, or if you want to share your feedback! Theory Intervals, chords, note values, rests, circle of fifths, scales, octaves, and various notation symbols (dynamics, articulation etc.) Tools Chord builder - generate chords and listen to examples Scale